JP2001039611A - Slip sheet interleaving device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To interleave a slip sheet at high speed by positioning the slip sheet rolled out by a slip sheet sandwich unit on a board material and cutting the slip sheet at a time for a slip sheet presser unit returning to the initial position. SOLUTION: A slip sheet presser unit 140 is regularly positioned in the left end of a traveling rail 18 and so set as to reciprocate between the approximately central part of a board material 1 and this point, which is set to the initial position. The slip sheet presser unit 140 is provided with a stop sensor, which stops in detecting a slip sheet sandwich unit 170, in the approximately central part of the board material 1. A slip sheet holder 100 is synchronously traveled by a traveling device comprising an encoder. This slip sheet interleave device is provided with the traveling device which positions the slip sheet rolled out by the slip sheet sandwich unit 170 on the board material and a cutter cutting the slip sheet, which is provided toward a table side than the initial position of the slip sheet presser unit, at a time when the slip sheet presser unit 140 is returned to the initial position.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a slip sheet insertion device,
In particular, the present invention relates to a device for inserting a protective interleaf between plate materials in order to prevent a surface coating or the like of each plate material from being damaged when a plurality of plate materials such as outer wall boards are stacked.

[0002]

2. Description of the Related Art FIG. 3 is a perspective view showing a schematic structure of a conventional device of this kind. In this figure, 1 is a plate material such as an outer wall board, 2 is a roller conveyor for transferring the above plate material in the left-right direction in the figure, 3 is a drive motor thereof, and 4 is a suction conveyor provided at a predetermined position of the roller conveyor. , Substrate 4
1 and the piston of the air cylinder are connected to the guide pins 43A,
Movable plate 44 that moves up and down using 3B as a guide
And a plurality of suction pads 45A, 45B, 45C, and 45D mounted below the movable plate, supporting both ends of the substrate, and transferring the substrate 41 along guide grooves 46A and 46B by a roller conveyor. It comprises a support mechanism 47 capable of moving in a direction perpendicular to the direction, and a driving motor 48 in the moving direction.

[0003] Reference numeral 5 denotes a table for stocking the plate material conveyed by the suction conveyance machine, and a flat table surface (upper surface) can be moved up and down by a lifter (not shown). 6A and 6B are roller conveyors provided on both sides of the table 5. The figure shows a state in which many plate materials 1 are stacked on the table surface. In an initial state where the plate materials are not stacked, the table surface is slightly lower than a chuck arm described later by a lifter (not shown). The lifter is lowered as the sheets are stacked, so that the top surface of the stacked sheets is always at the same level. In a state where a predetermined number of plate materials are stacked, the table surfaces are as shown in FIG.
As a result, the plate material is supported by the roller conveyors 6A and 6B, and can be transported rightward in the drawing. 7 is a roller conveyor 6A,
6B, which transports the plate material further rightward in the figure.

Reference numeral 8 denotes a roll support table provided on the side of the table, and reference numeral 9 denotes a roll around which a slip sheet 9A is wound, which is supported by the roll support table. Reference numeral 10 denotes a dancer roll provided between the roll support table 8 and the table 5, and a slip sheet 9 unwound from the roll 9 together with the roll bars 11 and 12.
A is pooled by a predetermined length to prevent cutting of the slip sheet 9A due to unwinding tension from the roll 9. 1
Reference numeral 3 denotes a drive motor for the roll bars 11 and 12, and reference numeral 14 denotes a drive motor provided between the dancer roll 10 and the table 5.
A interleaving paper pressing unit 15 capable of holding A in a form of pressing from both upper and lower surfaces, a cutter 15 provided between the interleaving paper pressing unit 14 and the table 5, and orthogonal to the unwinding direction of the interleaving paper 9 A. When the unwinding end of the interleaf 9A reaches the end of the plate by the chuck arm described later, the interleaf pressing and holding operation on the roll side by the interleaf press unit 14 is performed. This is for cutting the interleaf 9A.

[0005] Reference numerals 16A, 16B and 16C denote chucks for holding the unwinding end of the slip sheet, and three chucks are provided in the figure. Reference numeral 17 denotes a chuck arm that connects the three chucks and is driven in the direction of transport of the roller conveyor 2 described above. Reference numeral 18 denotes a traveling rail that extends in the direction of transport of the roller conveyor 2 near the table 5. It has a length not less than the length, and has a timing belt 19 and guide rails 20A and 20B. A joint 21 connects the chuck arm 17 and the timing belt 19, and drives the chuck arm 17 along the running rail 18 with the guide rails 20A and 20B as guides. In addition, a known proximity switch (not shown) is provided at the right end of the traveling rail or the chuck arm 17, and is configured to stop when the chuck arm 17 reaches the right end of the traveling rail 18. .

Next, the operation of the conventional slip sheet insertion device will be described. When the plate material 1 such as an outer wall board to be stacked moves on the roller conveyor 2 and reaches the position of the suction conveyance device 4, the movable plate 44 is lowered by the air cylinder 42, and is moved by the suction pads 45A, 45B, 45C, and 45D. The plate material 1 is sucked. In this state, the movable plate 44 rises, and the plate 1 is lifted. Next, the substrate 41 is driven horizontally by the motor 48 along the guide grooves 46A and 46B, and moves to a position above the table 5. Table 5
Is held at a position slightly lower than the chuck arm 17 as described above, and the suction transfer device 4 pushes down the plate 1 to the table surface to release the suction state, and places the plate material on the table surface. At the same time, the suction pad rises and the movable plate 44 attempts to return to the original position.

At this time, the chuck arm 17 is located at the left end of the traveling rail 18 in the drawing, and the chucks 16A, 16B,
16C sandwiches the unwinding end of the interleaf 9A. In this state, the chuck arm 17 moves rightward in the figure along the guide rails 20A and 20B of the traveling rail 18, and
The interleaf 9A is unwound from the roll 9 via the dancer roll 10. The slip sheet 9A is slightly pulled above the plate 1 by the chucks 16A, 16B, and 16C and extends rightward in the figure. When the chuck arm 17 reaches the right end in the drawing of the traveling rail 18, a not-shown proximity The switch operates and stops. The interleaf 9A covers the entire surface of the plate. In this state, the next plate 1 is conveyed above the table by the suction conveyance device 4 and pushed down in the same manner as in the case of the plate 1 located below the slip sheet 9A. The interleaf 9A held is also placed on the plate 1 located below while being pressed down. Therefore, the interleaving paper 9A is in a shape inserted between the two sheet materials.

At this time, the slip sheet holding unit 14 located at the left end of the running rail 18 in the drawing operates to insert the slip sheet 9.
A is pressed and held from above and below, and then the cutter 15 is operated to cut the interleaf 9A, and the chucks 16A, 16B, 16C holding the unwinding end of the interleaf 9A are opened and clamped. Is released, and the unwinding end of the interleaf 9A is set to the free end. After that, the suction pads 45A, 45B, 45C, 45D of the suction transfer device 4 are lifted away from the plate material on the table, and return to the original position along the guide grooves 46A, 46B.

On the other hand, the chuck arm 17 moves to the left on the running rail 18 in the figure in synchronization with the rise of the suction pad, stops at a position adjacent to the slip sheet holding unit 14, and holds the chuck at that position. 16A, 16B,
16C is clamped, and a new interleaf unwinding end cut by the cutter 15 is clamped. Hereinafter, by repeating the above-described operation, a large number of plate members can be stacked on the table in a state where the slip sheet is inserted between the plate members. When a predetermined number of sheets are stacked, the upper surface of the table 5 is lowered from the surfaces of the roller conveyors 6A and 6B so that the stacked plate members are supported by the roller conveyors 6A and 6B. Can be carried out.

[0010]

The conventional slip sheet insertion device is constructed as described above, and the chuck arm for inserting the slip sheet between the sheet materials travels from one end to the other end of the sheet material. The interleaving paper was unwound onto the board and then returned to its original position, and the reciprocating operation was repeated over the entire length of the board, so the reciprocating movement required time, making it difficult to speed up the work. there were.

In addition, since the chuck arm travels over the entire length of the plate, the length of the slip sheet pooled by the dancer rolls must also be set to a length corresponding to the total length of the plate, and the number of dancer rolls increases. There is a problem that the device becomes large as a result of requiring a large space.

SUMMARY OF THE INVENTION The present invention has been made to solve such a problem, and an apparatus capable of reducing the number of dancer rolls while making it possible to insert a slip sheet at a high speed. It is something to offer.

[0013]

According to the present invention, there is provided a slip sheet inserting device which lifts a plate material, transfers the plate material to a table position, and places the plate material on a height-adjustable table.
A roll support base provided on the side of the table and supporting a roll wound with interleaving paper, provided near the table, having a length equal to or greater than the length of the plate material placed on the table, A traveling rail extending in a direction substantially perpendicular to the conveying direction of the traveling rail, an interleaving paper pressing unit disposed at one end of the traveling rail, and capable of pressing and holding the interleaving paper from above and below at this position; A slip sheet holding device having a slip sheet holding unit disposed at the other end and capable of holding the end of the slip sheet, wherein the slip sheet holding unit presses and holds the unwinding end of the slip sheet Then, the slip sheet holding unit and the slip sheet holding unit are moved along the traveling rail to almost the center of the plate material, and at this position, the slip sheet holding unit holds the end of the slip sheet pressed and held by the slip sheet holding unit. With the interleaf paper holding unit By releasing the press and hold of the paper and returning the slip sheet holding unit and the slip sheet holding unit to the initial position of each end of the running rail, the running to position the slip sheet unwound by the slip sheet holding unit on the plate material apparatus,
A cutting device is provided on the table side from the initial position of the slip sheet holding unit, and cuts the slip sheet when the slip sheet holding unit returns to the initial position.

In the slip sheet inserting apparatus according to the present invention, the slip sheet holding unit holds the unwinding end of the slip sheet, travels substantially toward the center of the plate, and returns to the initial position. The slip sheet is pressed and held prior to the operation of the cutting device.

In the slip sheet inserting device according to the present invention, the slip sheet holding device is controlled to travel by an encoder, and the slip sheet holding unit detects a predetermined position up to a substantially central portion of the plate material and decelerates. A deceleration sensor and a stop sensor that detects and stops the slip sheet holding unit at substantially the center of the plate are provided.

In the slip sheet inserting apparatus according to the present invention, a dancer roll for pooling the slip sheet unwound from the roll is provided between the roll support table and the table. The length is set to be approximately half of the length.

[0017]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiment 1 Hereinafter, a first embodiment of the present invention will be described with reference to the drawings. FIG. 1 is a perspective view showing a schematic configuration of Embodiment 1 of the present invention, and FIG.
FIG. 4 is an explanatory diagram for explaining an operation of the first embodiment. In these figures, 1 is a plate material such as an outer wall board, 2 is a roller conveyor for transferring the plate material in the left-right direction in the figures,
Reference numeral 3 denotes a driving motor, and reference numeral 4 denotes a suction transfer device provided at a predetermined position of a roller conveyor. The suction transfer device is connected to an air cylinder 42 mounted on a substrate 41 and a piston of the air cylinder, and guide pins 43A and 43B. A movable plate 44 that moves up and down as a guide;
4, a plurality of suction pads 45A, 45 mounted below.
B, 45C, 45D, and a support mechanism 47 that supports both ends of the substrate 41 and that can move the substrate 41 along the guide grooves 46A, 46B in a direction orthogonal to the direction of transport of the roller conveyor. , And a drive motor 48 for moving in the moving direction.

Reference numeral 5 denotes a table for stocking the plate material 1 conveyed by the suction conveyance device 4, and a flat table surface (upper surface) can be moved up and down by a lifter (not shown). 6A and 6B are roller conveyors provided on both sides of the table 5. The figure shows a state in which many plate materials 1 are stacked on the table surface.
In the initial state where the sheets are not stacked, the lifter (not shown) holds the table surface at a level slightly lower than the chuck arm to be described later, as in the conventional device, and the lifter descends as the plate materials are stacked. , So that the top surfaces of the stacked plates are always at the same level. When a predetermined number of plate members are stacked, the table surface is lowered to the same level as or lower than the roller conveyors 6A and 6B as shown in the figure, and the plate members are supported by the roller conveyors 6A and 6B. The point that it can be transported in the direction is the same as the conventional apparatus. Reference numeral 7 denotes a roller conveyor connected to the roller conveyors 6A and 6B, which transfers the plate material further rightward in the drawing.

Reference numeral 8 denotes a roll support table provided on the side of the table, and reference numeral 9 denotes a roll around which a slip sheet 9A is wound, which is supported by the roll support table. Reference numeral 10 denotes a dancer roll provided between the roll support table 8 and the table 5, and a slip sheet 9 unwound from the roll 9 together with the roll bars 11 and 12.
A is pooled by a predetermined length to prevent cutting of the slip sheet 9A due to unwinding tension from the roll 9. 1
Reference numeral 3 denotes a driving motor for the roll bars 11 and 12, and reference numeral 18 denotes a running rail extending in the vicinity of the table 5 in the transport direction of the roller conveyor 2 and having a length equal to or longer than the length of the plate 1 and a timing belt 19. And guide rail 20A,
20B. Reference numeral 100 denotes a slip sheet holding device that holds the unwinding end of the slip sheet 9A wound around the roll 9 and that runs along the running rail 18 to unwind the slip sheet 9A over the entire length of the plate 1. And a slip sheet holding unit 140 and a slip sheet holding unit 170.

The slip sheet holding unit 140 is configured to press and hold the slip sheet 9A by a lower member 141 provided on the lower surface side of the slip sheet 9A and an upper member 142 provided on the upper surface side of the slip sheet 9A. The guide rails 20A and 20B are associated with the timing belt 19 of the traveling rail 18 and the guide rails 20A and 20B by a joint 143.
The slip sheet holding unit 140 is normally located at the left end in the drawing of the traveling rail 18, and is capable of reciprocating between substantially the center of the plate 1 with this position as an initial position. I have. Insert paper holding unit 140
Although not shown, a stop sensor that stops when the slip sheet holding unit 170 is detected is provided at a substantially central portion of the plate 1.

The slip sheet holding unit 170 includes three chucks 171A and 171 for holding the unwinding end of the slip sheet 9A.
B, 171C, a chuck arm 172 for integrally connecting them, and a joint 173 for disposing the chuck arm in relation to the timing belt 19 of the traveling rail and the guide rails 20A, 20B. In the drawing of FIG. 18, it is located at the right end portion, and this position can be set as an initial position so as to be able to reciprocate with the substantially central portion of the plate 1. The number of chucks is not limited to three, but an appropriate number according to the length of the chuck arm or the width and material of the slip sheet is provided. In the slip sheet holding unit 170,
Although not shown, a deceleration sensor that detects a predetermined position in the middle of the plate 1 and then decelerates after starting the initial position, and a slip sheet holding unit 140 is detected in the substantially center of the plate 1 And a stop sensor that stops when the vehicle stops. The interleaf paper holding unit 14
Sheet holding device 1 comprising a sheet holding unit 170 and a sheet holding unit 170
00 is configured to travel synchronously by a traveling device including an encoder (not shown). The specific operation will be described later.

Reference numerals 22A and 22B denote L-shaped members provided on both sides of the slip sheet 9A between the dancer roll 10 and the table 5, and vertical portions 23A and 2B extending above the slip sheet 9A.
3B constitutes an overrun prevention portion when the slip sheet holding unit 140 returns to the initial position from the substantially central portion of the plate material 1, and the horizontal portions 24A, 24 extending rightward from the tip of the vertical portion.
B inserts the interleaving paper cutter 15 into the interleaving paper holding unit 14.
The support portion is configured to be supported at a position slightly closer to the center of the plate 1 than the initial position of 0.

Next, the operation of the first embodiment of the present invention will be described. When the plate material 1 such as an outer wall board to be stacked moves on the roller conveyor 2 and reaches the position of the suction transfer device 4, the movable plate 44 is moved by the air cylinder 42.
Descends, and the suction pads 45A, 45B, 45C, 45D
The plate material 1 is sucked. In this state, the movable plate 44 rises, and the plate 1 is lifted. Next, the substrate 41 is driven horizontally by the motor 48 along the guide grooves 46A and 46B, and moves to a position above the table 5. The upper surface of the table 5 is held at a position slightly lower than the chuck arm 17 as described above, and
Presses down the plate 1 to the table surface to release the adsorption state,
While being placed on the table surface, the suction pad rises and the movable plate 44 attempts to return to the original position.

At this time, the slip sheet holding unit 140 and the slip sheet holding unit 170 are in the state shown in FIG. That is, the slip sheet holding unit 140 is connected to the traveling rail 18.
In the initial position of the left end of the
The chuck 171 of the slip sheet holding unit 170 is open at the initial position of the right end of the running rail 18. In this state, the opening of the cutter 15 is confirmed by the control of the encoder of the traveling device (not shown), and the slip sheet holding unit 140 and the slip sheet holding unit 170 start to travel substantially toward the center of the plate 1. Interleaf sandwiching unit 17
0, a predetermined position on the way to the substantially central portion of the plate 1 is detected by the deceleration sensor, and thereafter, the vehicle approaches the central portion of the plate 1 in a decelerated state, and the stop sensors provided in both units at the substantially central portion When the other unit is detected, both units stop as shown in FIG.

Next, as shown in FIG. 2C, the chuck 171 of the slip sheet holding unit 170 clamps the unwinding end of the slip sheet 9A held by the slip sheet holding unit 140. After that, as shown in FIG. 2D, the slip sheet holding unit 140 is opened to release the pressed state of the slip sheet. The chuck 171 continues the clamp state. In this state, as shown in FIG. 2E, the chucks 171 of the slip sheet holding unit 140 and the slip sheet holding unit 170 return to their initial positions. Since the chuck 171 clamps the unwinding end of the interleaf 9A, the interleaf 9A
Is unwound from the roll 9 and is located above the plate 1A so as to cover the entire length of the plate 1A. At this stage, as shown in FIG. 2E, the next plate 1B is attached to the suction pads 45A, 45B,
It is sucked by 45C and transported onto the table 5.

Next, the suction pads 45A, 45B, 45
Press down the next plate 1B that C has conveyed, and FIG. 2 (F)
As shown in (1), the interleaving paper 9A is also pushed down and stacked on the lower plate 1A. As a result, the interleaving paper 9A is made of both plate materials 1A, 1B
It becomes the shape inserted between. Chuck 171 is 9A interleaving paper
Is kept clamped. Then, FIG.
As shown in (G), the slip sheet holding unit 140 is operated to press and hold the slip sheet 9A from above and below at the initial position. In this state, as shown in FIG.
Is operated to cut the interleaf 9A, and the chuck 17
1 is opened to release the clamp at the unwinding end of the interleaf 9A. Thereafter, the suction pads 45A, 45B, 45
C rises, and the movable plate 44 moves to the upper part of the roller conveyor 2 and returns to the original state. Thereafter, by repeating the above operation, the plate materials 1 can be stacked while inserting the interleaf 9A. The carrying out of the stacked plate members to the outside is the same as in the conventional case.

[0027]

According to the present invention, there is provided a slip sheet insertion device which is provided at a side of the table, and a sheet conveying means for pulling up the plate material, transferring the plate material to a table position, and placing the plate material on a height-adjustable table. A roll support base for supporting the roll wound with the roll is provided near the table, has a length equal to or greater than the length of the plate material placed on the table, and extends in a direction substantially orthogonal to the transport direction of the transport means. A traveling rail, an interleaving paper holding unit disposed at one end of the traveling rail and capable of pressing and holding the interleaving paper from above and below at the position, and an interleaving paper disposed at the other end of the traveling rail. And a slip sheet holding unit having a slip sheet holding unit adapted to hold the end of the slip sheet, and a slip sheet holding unit and a slip sheet holding unit in a state where the slip sheet holding unit presses and holds the unwinding end of the slip sheet. And the traveling rail The slip sheet holding unit presses and holds the end of the slip sheet pressed and held by the slip sheet holding unit, and releases the slip sheet pressing and holding by the slip sheet holding unit. By returning the holding unit and the interleaf holding unit to the initial position of each end of the traveling rail, the traveling device that positions the interleaf unwound by the interleaf holding unit on the board, from the initial position of the interleaf holding unit Since the cutting device is provided on the table side and cuts the slip sheet when the slip sheet holding unit returns to the initial position, the slip sheet inserting operation can be performed at a high speed.

In the slip sheet inserting device according to the present invention, the slip sheet holding device is controlled to travel by an encoder, and the slip sheet holding unit detects a predetermined position up to a substantially central portion of the plate material and decelerates. A deceleration sensor and a stop sensor that detects and stops the slip sheet holding unit at almost the center of the sheet material are provided, so that the slip sheet holding unit and the slip sheet holding unit are reliably stopped at almost the center of the sheet material. And the operation of inserting the slip sheet at a high speed can be easily performed.

The slip sheet inserting device according to the present invention further includes a dancer roll for pooling the slip sheet unwound from the roll between the roll support table and the table, and reduces the length of the pool by the length of the plate material. Since the length is set to approximately half of the length, the size of the device can be reduced.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a schematic configuration of a first embodiment of the present invention.

FIG. 2 is an explanatory diagram for explaining an operation of the first embodiment of the present invention.

FIG. 3 is a perspective view showing a schematic configuration of a conventional slip sheet insertion device.

[Explanation of symbols]

1 sheet materials, 2 roller conveyors, 4 suction conveyors, 5
Table, 8 roll support stand, 9 rolls, 9A interleaf paper, 10 dancer rolls, 15 cutters, 18 running rails, 19 timing belt, 20A, 20B
Guide rail, 100 slip sheet holding device, 140 slip sheet holding unit, 170 slip sheet holding unit, 171A,
171B, 171C Chuck.

Claims (4)

[Claims] 1. An apparatus in which a slip sheet is inserted between a plurality of plate materials such as a plurality of outer wall boards to be stacked, the plate material is pulled up, transported to a table position, and placed on a height-adjustable table. Transport means to be placed, provided on the side of the table, a roll support table for supporting a roll wound with interleaf paper, provided near the table, and having a length equal to or greater than the length of the plate material placed on the table A travel rail having a length and extending in a direction substantially perpendicular to the transport direction of the transport means, disposed at one end of the travel rail, so that the interleaf can be pressed and held at this position from above and below. A slip-sheet holding device, comprising: a slip-sheet holding unit, and a slip-sheet holding unit disposed at the other end of the traveling rail so as to hold an end of the slip sheet. The unit is While the unwinding end is pressed and held, the interleaf holding unit and the interleaf sandwiching unit are caused to travel along the traveling rail to almost the center of the plate material, and at this position, the interleaf interleaving unit is moved to the Holds the end of the slip sheet pressed and held by the holding unit, releases the holding of the slip sheet by the slip sheet holding unit, and moves the slip sheet holding unit and the slip sheet holding unit to the initial position of each end of the traveling rail. By returning, the traveling device that positions the slip sheet unwound by the slip sheet holding unit on the plate material, is provided on the table side from the initial position of the slip sheet holding unit, and the slip sheet holding unit is located at the initial position. An interleaf insertion device including a cutting device that cuts the interleaf when returning to the state. 2. An interleaf press unit holds an unwinding end of the interleaf, travels toward a substantially central portion of the plate, and precedes the operation of the interleaf when returning to the initial position. 2. The slip sheet insertion device according to claim 1, wherein the slip sheet is pressed and held. 3. A slip sheet holding device, the travel of which is controlled by an encoder, a deceleration sensor which detects a predetermined position up to a substantially central portion of the plate material and decelerates the slip sheet holding unit;
2. The slip sheet insertion device according to claim 1, further comprising a stop sensor that detects and stops the slip sheet holding unit at a substantially central portion of the plate material. 4. A dancer roll is provided between the roll support table and the table to pool the slip sheet unwound from the roll, and the length of the pool is substantially equal to half the length of the plate material. 2. The slip sheet insertion device according to claim 1, wherein the length is set to be a length.